started implementing gcold benchmark
started implementing gcold benchmark

riginding/dora,riginding/dora,dinfuehr/dora,riginding/dora,riginding/dora,riginding/dora,dinfuehr/dora,riginding/dora,dinfuehr/dora,dinfuehr/dora,dinfuehr/dora,dinfuehr/dora,riginding/dora